Flag map of the world. Credit: Wikimedia Commons. Look at a world map, and all those bold borders and country names seem permanent. They aren’t. The geography we memorized in school is written in ...

For most of human evolution, the story of the brain seemed to move in one direction: up. Over millions of years, our ...

For a while, that decline seemed distant — a problem for wild meadows, forests, and faraway ecosystems. But the fallout is ...

In late 2025, astronomers spotted an interstellar comet making a quick trip through the solar system. 3I/ATLAS was discovered ...

Quite a hairy fish. Credit: Darren Rice. For over two decades, a strange little marine creature puzzled biologist David Harasti. While diving off Papua New Guinea in the early 2000s, he noticed what ...

Looking at a globe, a country’s coastline may appear smooth and continuous. But zoom in with a satellite view and that neat boundary dissolves as you see a maze of coves, cliffs, and peninsulas.

Off the top of your head, how big do you think the biggest wind turbines are? A few dozen feet or meters? A hundred meters?

In practice, that means a group of soldiers carrying Falcon IV or RF-9820S radios could create a local electronic bubble ...

Testosterone has been used to explain Wall Street bravado, reckless driving, dangerous sports, political aggression, and the ...

The Global Positioning System works because satellites carry atomic clocks. Those satellites orbit high above Earth, where ...

After the 2022 Hunga Tonga-Hunga Ha’apai eruption, satellites spotted a strange formaldehyde-rich plume drifting across the ...

This type of art often seems confusing or even random to the average viewer. Abstract art has a bad reputation. For many ...